abstract: sayyed mohammad tabatabaee is accounted as one of the effective persons in iran contemporaneoushistory and his role in the events of iran constitution revolution is inevitable. sayyed mohammad tabatabaee from the time of naser al din shah qajar and arrival to iran, informed of the advantages and the basis of constitution, was in the thought of making the iran rule as a constituti...

learning a second or foreign language requires the manipulation of four main skills, namely, listening, reading, speaking, and writing which lead to effective communication. it is obvious that vocabulary is an indispensible part of any communication, so without a vocabulary, no meaningful communication can take place and meaningful communication relies heavily on vocabulary. one fundamental fac...

from 1950s onward, new theories and critical approaches burgeoned across humanities. these theories were context-oriented; as a result, the analysis of discursive practices gained significance. thus, social, political, historical and cultural discourses that have been hitherto marginalized and considered inferior to literary texts, were introduced as important texts to be analyzed by critics. o...

Background and aim: Population increase is one of the most important goals of life and has high position in societies. Infertility is an issue that has caused a new discussion in medical and nonmedical sciences, and, consequently certain legal and juridical issues have been created in human society especially current Iranian society. The aim of this research is to examine juristic and legal bas...

Background: Operating room efficiency is a major determinant of hospital cost. Maximizing throughput, while maintaining quality, is therefore paramount to maintenance of financial viability. Cancellation of surgery may increase a hospital's cost and affect the efficiency of operating room and waste of resources. This study was conducted to determine the rate and causes of canceled surgeries, an...